method

scalar

v1_8_7_72 - Show latest stable - Class: Matrix

scalar(n, value)

public

Creates an n by n diagonal matrix where each diagonal element is value.

  Matrix.scalar(2, 5)
    => 5 0
       0 5

# File lib/matrix.rb, line 180
  def Matrix.scalar(n, value)
    Matrix.diagonal(*Array.new(n).fill(value, 0, n))
  end